Add pseudo ovl module files:
Pseudo ovl is an encapsulated module and designed for simplified
DRM control flow. This module is composed of 8 RDMAs and 4 MERGEs.
Two RDMAs merge into one layer, so this module support 4
layers. The four layers are blending at the EHTDR module next to it.
Signed-off-by: Nancy.Lin <nancy.lin@xxxxxxxxxxxx>
---
drivers/gpu/drm/mediatek/Makefile | 4 +-
drivers/gpu/drm/mediatek/mtk_disp_drv.h | 12 +
.../gpu/drm/mediatek/mtk_disp_pseudo_ovl.c | 655 ++++++++++++++++++
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 50 ++
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 3 +
drivers/gpu/drm/mediatek/mtk_drm_drv.c | 4 +
drivers/gpu/drm/mediatek/mtk_drm_drv.h | 1 +
drivers/gpu/drm/mediatek/mtk_mdp_rdma.c | 456 ++++++++++++
drivers/gpu/drm/mediatek/mtk_mdp_rdma.h | 109 +++
drivers/gpu/drm/mediatek/mtk_mdp_reg_rdma.h | 160 +++++
10 files changed, 1453 insertions(+), 1 deletion(-)
create mode 100644 drivers/gpu/drm/mediatek/mtk_disp_pseudo_ovl.c
create mode 100644 drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
create mode 100644 drivers/gpu/drm/mediatek/mtk_mdp_rdma.h
create mode 100644 drivers/gpu/drm/mediatek/mtk_mdp_reg_rdma.h
diff --git a/drivers/gpu/drm/mediatek/Makefile b/drivers/gpu/drm/mediatek/Makefile
index fcce08710cef..70b53487ab0c 100644
--- a/drivers/gpu/drm/mediatek/Makefile
+++ b/drivers/gpu/drm/mediatek/Makefile
@@ -14,7 +14,9 @@ mediatek-drm-y := mtk_disp_ccorr.o \
mtk_drm_plane.o \
mtk_dsi.o \
mtk_dpi.o \
- mtk_ethdr.o
+ mtk_ethdr.o \
+ mtk_disp_pseudo_ovl.o \
+ mtk_mdp_rdma.o
obj-$(CONFIG_DRM_MEDIATEK) += mediatek-drm.o
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_drv.h b/drivers/gpu/drm/mediatek/mtk_disp_drv.h
index 7227ffbc3eae..f5d35007b84d 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_drv.h
+++ b/drivers/gpu/drm/mediatek/mtk_disp_drv.h
@@ -105,6 +105,18 @@ void mtk_rdma_enable_vblank(struct device *dev,
void *vblank_cb_data);
void mtk_rdma_disable_vblank(struct device *dev);
+int mtk_pseudo_ovl_clk_enable(struct device *dev);
+void mtk_pseudo_ovl_clk_disable(struct device *dev);
+void mtk_pseudo_ovl_config(struct device *dev, unsigned int w,
+ unsigned int h, unsigned int vrefresh,
+ unsigned int bpc, struct cmdq_pkt *cmdq_pkt);
+void mtk_pseudo_ovl_start(struct device *dev);
+void mtk_pseudo_ovl_stop(struct device *dev);
+void mtk_pseudo_ovl_layer_config(struct device *dev, unsigned int idx,
+ struct mtk_plane_state *state,
+ struct cmdq_pkt *cmdq_pkt);
+unsigned int mtk_pseudo_ovl_layer_nr(struct device *dev);
+
int mtk_ethdr_clk_enable(struct device *dev);
void mtk_ethdr_clk_disable(struct device *dev);
void mtk_ethdr_config(struct device *dev, unsigned int w,
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_pseudo_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_pseudo_ovl.c
new file mode 100644
index 000000000000..8ec80e1887e0
--- /dev/null
+++ b/drivers/gpu/drm/mediatek/mtk_disp_pseudo_ovl.c
@@ -0,0 +1,655 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2021 MediaTek Inc.
+ */
+
+#include <drm/drm_fourcc.h>
+#include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/of_device.h>
+#include <linux/of_address.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/soc/mediatek/mtk-cmdq.h>
+
+#include "mtk_drm_drv.h"
+#include "mtk_drm_crtc.h"
+#include "mtk_drm_ddp_comp.h"
+#include "mtk_mdp_rdma.h"
+#include "mtk_ethdr.h"
+
+#define DISP_MERGE_ENABLE 0x0
+ #define MERGE_ENABLE BIT(0)
+#define DISP_MERGE_CFG_0 0x10
+#define DISP_MERGE_CFG_1 0x14
+#define DISP_MERGE_CFG_4 0x20
+#define DISP_MERGE_CFG_5 0x24
+#define DISP_MERGE_CFG_10 0x38
+ #define CFG_10_NO_SWAP 0
+#define DISP_MERGE_CFG_12 0x40
+ #define CFG12_10_10_1PI_2PO_BUF_MODE 6
+ #define CFG12_11_10_1PI_2PO_MERGE 18
+#define DISP_MERGE_CFG_24 0x70
+#define DISP_MERGE_CFG_25 0x74
+#define DISP_MERGE_CFG_26 0x78
+#define DISP_MERGE_CFG_27 0x7c
+#define DISP_MERGE_MUTE_0 0xf00
+
+#define VDO1_CONFIG_SW0_RST_B 0x1d0
+#define VDO1_CONFIG_MERGE0_ASYNC_CFG_WD 0xe30
+#define VDO1_CONFIG_MERGE1_ASYNC_CFG_WD 0xe40
+#define VDO1_CONFIG_MERGE2_ASYNC_CFG_WD 0xe50
+#define VDO1_CONFIG_MERGE3_ASYNC_CFG_WD 0xe60
+
+#define MTK_PSEUDO_OVL_SINGLE_PIPE_MAX_WIDTH 1920
+
+enum mtk_pseudo_ovl_comp_type {
+ PSEUDO_OVL_TYPE_RDMA = 0,
+ PSEUDO_OVL_TYPE_MERGE,
+ PSEUDO_OVL_TYPE_NUM,
+};
+
+enum mtk_pseudo_ovl_comp_id {
+ PSEUDO_OVL_RDMA_BASE = 0,
+ PSEUDO_OVL_MDP_RDMA0 = PSEUDO_OVL_RDMA_BASE,
+ PSEUDO_OVL_MDP_RDMA1,
+ PSEUDO_OVL_MDP_RDMA2,
+ PSEUDO_OVL_MDP_RDMA3,
+ PSEUDO_OVL_MDP_RDMA4,
+ PSEUDO_OVL_MDP_RDMA5,
+ PSEUDO_OVL_MDP_RDMA6,
+ PSEUDO_OVL_MDP_RDMA7,
+ PSEUDO_OVL_MERGE_BASE,
+ PSEUDO_OVL_MERGE0 = PSEUDO_OVL_MERGE_BASE,
+ PSEUDO_OVL_MERGE1,
+ PSEUDO_OVL_MERGE2,
+ PSEUDO_OVL_MERGE3,
+ PSEUDO_OVL_ID_MAX
+};
+
+struct pseudo_ovl_data {
+ unsigned int layer_nr;
+ struct mtk_mdp_rdma_fifo fifo;
+};
+
+struct pseudo_ovl_comp_match {
+ enum mtk_pseudo_ovl_comp_type type;
+ int alias_id;
+};
+
+struct pseudo_ovl_merge_config {
+ unsigned int fmt;
+ unsigned int merge_mode;
+ unsigned int in_w[2];
+ unsigned int out_w[2];
+ unsigned int in_h;
+};
+
+struct mtk_pseudo_ovl_comp {
+ struct device *dev;
+ struct clk *clks[2];
+ struct cmdq_client_reg cmdq_base;
+ void __iomem *regs;
+};
+
+struct mtk_disp_pseudo_ovl {
+ struct mtk_pseudo_ovl_comp pseudo_ovl_comp[PSEUDO_OVL_ID_MAX];
+ struct cmdq_client_reg top_cmdq_base;
+ void __iomem *top_regs;
+ const struct pseudo_ovl_data *data;
+ struct device *next_dev;
+};
+
+static const char * const pseudo_ovl_comp_str[] = {
+ "PSEUDO_OVL_MDP_RDMA0",
+ "PSEUDO_OVL_MDP_RDMA1",
+ "PSEUDO_OVL_MDP_RDMA2",
+ "PSEUDO_OVL_MDP_RDMA3",
+ "PSEUDO_OVL_MDP_RDMA4",
+ "PSEUDO_OVL_MDP_RDMA5",
+ "PSEUDO_OVL_MDP_RDMA6",
+ "PSEUDO_OVL_MDP_RDMA7",
+ "PSEUDO_OVL_MERGE0",
+ "PSEUDO_OVL_MERGE1",
+ "PSEUDO_OVL_MERGE2",
+ "PSEUDO_OVL_MERGE3",
+ "PSEUDO_OVL_ID_MAX"
+};
+
+static const char * const private_comp_stem[PSEUDO_OVL_TYPE_NUM] = {
+ [PSEUDO_OVL_TYPE_RDMA] = "vdo1_rdma",
+ [PSEUDO_OVL_TYPE_MERGE] = "merge",
+};
+
+static const struct pseudo_ovl_comp_match comp_matches[PSEUDO_OVL_ID_MAX] = {
+ [PSEUDO_OVL_MDP_RDMA0] = { PSEUDO_OVL_TYPE_RDMA, 0 },
+ [PSEUDO_OVL_MDP_RDMA1] = { PSEUDO_OVL_TYPE_RDMA, 1 },
+ [PSEUDO_OVL_MDP_RDMA2] = { PSEUDO_OVL_TYPE_RDMA, 2 },
+ [PSEUDO_OVL_MDP_RDMA3] = { PSEUDO_OVL_TYPE_RDMA, 3 },
+ [PSEUDO_OVL_MDP_RDMA4] = { PSEUDO_OVL_TYPE_RDMA, 4 },
+ [PSEUDO_OVL_MDP_RDMA5] = { PSEUDO_OVL_TYPE_RDMA, 5 },
+ [PSEUDO_OVL_MDP_RDMA6] = { PSEUDO_OVL_TYPE_RDMA, 6 },
+ [PSEUDO_OVL_MDP_RDMA7] = { PSEUDO_OVL_TYPE_RDMA, 7 },
+ [PSEUDO_OVL_MERGE0] = { PSEUDO_OVL_TYPE_MERGE, 1 },
+ [PSEUDO_OVL_MERGE1] = { PSEUDO_OVL_TYPE_MERGE, 2 },
+ [PSEUDO_OVL_MERGE2] = { PSEUDO_OVL_TYPE_MERGE, 3 },
+ [PSEUDO_OVL_MERGE3] = { PSEUDO_OVL_TYPE_MERGE, 4 },
+};
+
+static const unsigned int merge_async_offset[] = {
+ VDO1_CONFIG_MERGE0_ASYNC_CFG_WD,
+ VDO1_CONFIG_MERGE1_ASYNC_CFG_WD,
+ VDO1_CONFIG_MERGE2_ASYNC_CFG_WD,
+ VDO1_CONFIG_MERGE3_ASYNC_CFG_WD,
+};
+
+static const unsigned int merge_async_reset_bit[] = {
+ BIT(25), BIT(26), BIT(27), BIT(28)};
+
+static int mtk_pseudo_ovl_fifo_setting(struct mtk_disp_pseudo_ovl *pseudo_ovl,
+ struct cmdq_pkt *handle)
+{
+ struct mtk_pseudo_ovl_comp *rdma = NULL;
+ const struct pseudo_ovl_data *data = pseudo_ovl->data;
+ const struct mtk_mdp_rdma_fifo *fifo = &data->fifo;
+ int i;
+
+ for (i = PSEUDO_OVL_MDP_RDMA0; i <= PSEUDO_OVL_MDP_RDMA7; i++) {
+ rdma = &pseudo_ovl->pseudo_ovl_comp[PSEUDO_OVL_RDMA_BASE + i];
+ mtk_mdp_rdma_fifo_config(rdma->regs, handle, &rdma->cmdq_base, fifo);
+ }
+
+ return 0;
+}
+
+static void mtk_pseudo_ovl_merge_config(struct mtk_pseudo_ovl_comp *comp,
+ struct pseudo_ovl_merge_config *merge_cfg,
+ struct cmdq_pkt *cmdq_pkt)
+{
+ switch (merge_cfg->merge_mode) {
+ case 6:
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[0]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_0, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->out_w[0]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_4, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[0]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_24, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[0]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_25, ~0);
+ break;
+ case 18:
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[0]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_0, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[1]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_1, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->out_w[0]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_4, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[0]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_24, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[1]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_25, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[0]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_26, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[1]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_27, ~0);
+ break;
+ default:
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[0]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_0, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->in_w[1]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_1, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->out_w[0]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_4, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, (merge_cfg->in_h << 16 | merge_cfg->out_w[1]),
+ &comp->cmdq_base, comp->regs, DISP_MERGE_CFG_5, ~0);
+ break;
+ }
+
+ mtk_ddp_write_mask(cmdq_pkt, merge_cfg->merge_mode, &comp->cmdq_base,
+ comp->regs, DISP_MERGE_CFG_12, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, CFG_10_NO_SWAP, &comp->cmdq_base,
+ comp->regs, DISP_MERGE_CFG_10, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, 1, &comp->cmdq_base, comp->regs,
+ DISP_MERGE_ENABLE, ~0);
+}
+
+unsigned int mtk_pseudo_ovl_layer_nr(struct device *dev)
+{
+ struct mtk_disp_pseudo_ovl *pseudo_ovl = dev_get_drvdata(dev);
+
+ return pseudo_ovl->data->layer_nr;
+}
+
+void mtk_pseudo_ovl_layer_config(struct device *dev, unsigned int idx,
+ struct mtk_plane_state *state,
+ struct cmdq_pkt *cmdq_pkt)
+{
+ struct mtk_disp_pseudo_ovl *pseudo_ovl = dev_get_drvdata(dev);
+ struct mtk_plane_pending_state *pending = &state->pending;
+ struct pseudo_ovl_merge_config merge_cfg = {0};
+ struct mtk_mdp_rdma_cfg rdma_config = {0};
+ struct mtk_pseudo_ovl_comp *rdma_l;
+ struct mtk_pseudo_ovl_comp *rdma_r;
+ struct mtk_pseudo_ovl_comp *merge;
+ const struct drm_format_info *fmt_info = drm_format_info(pending->format);
+ bool use_dual_pipe = false;
+
+ dev_dbg(dev, "%s+ idx:%d, enable:%d, fmt:0x%x\n", __func__, idx,
+ pending->enable, pending->format);
+ dev_dbg(dev, "addr 0x%lx, fb w:%d, {%d,%d,%d,%d}\n",
+ pending->addr, (pending->pitch / fmt_info->cpp[0]),
+ pending->x, pending->y, pending->width, pending->height);
+
+ rdma_l = &pseudo_ovl->pseudo_ovl_comp[PSEUDO_OVL_RDMA_BASE + 2 * idx];
+ rdma_r = &pseudo_ovl->pseudo_ovl_comp[PSEUDO_OVL_RDMA_BASE + 2 * idx + 1];
+ merge = &pseudo_ovl->pseudo_ovl_comp[PSEUDO_OVL_MERGE_BASE + idx];
+
+ if (!pending->enable) {
+ mtk_ethdr_layer_off(pseudo_ovl->next_dev, idx, cmdq_pkt);
+ mtk_ddp_write_mask(cmdq_pkt, 0x0, &merge->cmdq_base, merge->regs,
+ DISP_MERGE_ENABLE, 0x1);
+ mtk_mdp_rdma_stop(rdma_l->regs, cmdq_pkt, &rdma_l->cmdq_base);
+ mtk_mdp_rdma_stop(rdma_r->regs, cmdq_pkt, &rdma_r->cmdq_base);
+ return;
+ }
+
+ if (pending->width > MTK_PSEUDO_OVL_SINGLE_PIPE_MAX_WIDTH)
+ use_dual_pipe = true;
+
+ merge_cfg.out_w[0] = pending->width;
+ merge_cfg.in_h = pending->height;
+ merge_cfg.fmt = pending->format;
+ if (use_dual_pipe) {
+ merge_cfg.merge_mode = CFG12_11_10_1PI_2PO_MERGE;
+ merge_cfg.in_w[0] = (pending->width / 2) + ((pending->width / 2) % 2);
+ merge_cfg.in_w[1] = (pending->width / 2) - ((pending->width / 2) % 2);
+ } else {
+ merge_cfg.merge_mode = CFG12_10_10_1PI_2PO_BUF_MODE;
+ merge_cfg.in_w[0] = pending->width;
+ }
+
+ mtk_pseudo_ovl_merge_config(merge, &merge_cfg, cmdq_pkt);
+ mtk_ddp_write_mask(cmdq_pkt, (pending->height << 16 | (pending->width / 2)),
+ &pseudo_ovl->top_cmdq_base, pseudo_ovl->top_regs,
+ merge_async_offset[idx], ~0);
+
+ rdma_config.source_width = pending->pitch / fmt_info->cpp[0];
+ rdma_config.csc_enable = fmt_info->is_yuv ? true : false;
+ rdma_config.profile = RDMA_CSC_FULL709_TO_RGB;
+ rdma_config.encode_type = RDMA_ENCODE_NONE;
+ rdma_config.block_size = RDMA_BLOCK_NONE;
+ rdma_config.width = merge_cfg.in_w[0];
+ rdma_config.height = pending->height;
+ rdma_config.addr0 = pending->addr;
+ rdma_config.fmt = pending->format;
+ mtk_mdp_rdma_config(rdma_l->regs, &rdma_config, cmdq_pkt, &rdma_l->cmdq_base);
+
+ rdma_config.x_left = merge_cfg.in_w[0];
+ rdma_config.width = merge_cfg.in_w[1];
+ mtk_mdp_rdma_config(rdma_r->regs, &rdma_config, cmdq_pkt, &rdma_r->cmdq_base);
+
+ mtk_ddp_write_mask(cmdq_pkt, 0x1, &merge->cmdq_base, merge->regs,
+ DISP_MERGE_ENABLE, 0x1);
+ mtk_ddp_write_mask(cmdq_pkt, 0x0, &merge->cmdq_base, merge->regs,
+ DISP_MERGE_MUTE_0, 0x1);
+
+ mtk_mdp_rdma_start(rdma_l->regs, cmdq_pkt, &rdma_l->cmdq_base);
+ if (use_dual_pipe)
+ mtk_mdp_rdma_start(rdma_r->regs, cmdq_pkt, &rdma_r->cmdq_base);
+ else
+ mtk_mdp_rdma_stop(rdma_r->regs, cmdq_pkt, &rdma_r->cmdq_base);
+
+ mtk_ethdr_layer_config(pseudo_ovl->next_dev, idx, state, cmdq_pkt);
+ mtk_ethdr_layer_on(pseudo_ovl->next_dev, idx, cmdq_pkt);
+}
+
+void mtk_pseudo_ovl_config(struct device *dev, unsigned int w, unsigned int h,
+ unsigned int vrefresh, unsigned int bpc,
+ struct cmdq_pkt *cmdq_pkt)
+{
+ struct mtk_disp_pseudo_ovl *pseudo_ovl = dev_get_drvdata(dev);
+
+ dev_info(dev, "%s w:%d, h:%d\n", __func__, w, h);
+ mtk_pseudo_ovl_fifo_setting(pseudo_ovl, cmdq_pkt);
+}
+
+void mtk_pseudo_ovl_start(struct device *dev)
+{
+}
+
+void mtk_pseudo_ovl_stop(struct device *dev)
+{
+ struct mtk_disp_pseudo_ovl *pseudo_ovl = dev_get_drvdata(dev);
+ struct mtk_pseudo_ovl_comp *rdma_l;
+ struct mtk_pseudo_ovl_comp *rdma_r;
+ struct mtk_pseudo_ovl_comp *merge;
+ unsigned int reg;
+ u32 i;
+
+ for (i = 0; i < pseudo_ovl->data->layer_nr; i++) {
+ rdma_l = &pseudo_ovl->pseudo_ovl_comp[PSEUDO_OVL_RDMA_BASE + 2 * i];
+ rdma_r = &pseudo_ovl->pseudo_ovl_comp[PSEUDO_OVL_RDMA_BASE + 2 * i + 1];
+ merge = &pseudo_ovl->pseudo_ovl_comp[PSEUDO_OVL_MERGE_BASE + i];
+
+ mtk_mdp_rdma_stop(rdma_l->regs, NULL, &rdma_l->cmdq_base);
+ mtk_mdp_rdma_stop(rdma_r->regs, NULL, &rdma_r->cmdq_base);
+
+ reg = readl(merge->regs + DISP_MERGE_ENABLE);
+ reg = reg & ~MERGE_ENABLE;
+ writel_relaxed(reg, merge->regs + DISP_MERGE_ENABLE);
+
+ mtk_ddp_write_mask(NULL, 0, &pseudo_ovl->top_cmdq_base,
+ pseudo_ovl->top_regs, VDO1_CONFIG_SW0_RST_B,
+ merge_async_reset_bit[i]);
+ mtk_ddp_write_mask(NULL, merge_async_reset_bit[i],
+ &pseudo_ovl->top_cmdq_base,
+ pseudo_ovl->top_regs, VDO1_CONFIG_SW0_RST_B,
+ merge_async_reset_bit[i]);
+ }
+}
+
+int mtk_pseudo_ovl_clk_enable(struct device *dev)
+{
+ struct mtk_disp_pseudo_ovl *pseudo_ovl = dev_get_drvdata(dev);
+ struct mtk_pseudo_ovl_comp *comp;
+ int ret;
+ int i;
+ int j;
+
+ for (i = PSEUDO_OVL_MDP_RDMA0; i < PSEUDO_OVL_ID_MAX; i++) {
+ comp = &pseudo_ovl->pseudo_ovl_comp[i];
+ if (!comp->dev)
+ continue;
+
+ /* Need to power on for private rdma devices */
+ if (i < PSEUDO_OVL_MERGE_BASE) {
+ ret = pm_runtime_get_sync(comp->dev);
+ if (ret < 0)
+ dev_err(dev,
+ "Failed to power on, err %d-%s\n",
+ ret, pseudo_ovl_comp_str[i]);
+ }
+
+ for (j = 0; j < ARRAY_SIZE(comp->clks); j++) {
+ if (IS_ERR(comp->clks[j]))
+ break;
+
+ ret = clk_prepare_enable(comp->clks[j]);
+ if (ret)
+ dev_err(dev,
+ "Failed to enable clock %d, err %d-%s\n",
+ i, ret, pseudo_ovl_comp_str[i]);
+ }
+ }
+
+ return ret;
+}
+
+void mtk_pseudo_ovl_clk_disable(struct device *dev)
+{
+ struct mtk_disp_pseudo_ovl *pseudo_ovl = dev_get_drvdata(dev);
+ struct mtk_pseudo_ovl_comp *comp;
+ int ret;
+ int i;
+ int j;
+
+ for (i = PSEUDO_OVL_MDP_RDMA0; i < PSEUDO_OVL_ID_MAX; i++) {
+ comp = &pseudo_ovl->pseudo_ovl_comp[i];
+ if (!comp->dev)
+ continue;
+
+ for (j = 0; i < ARRAY_SIZE(comp->clks); j++) {
+ if (IS_ERR(comp->clks[j]))
+ break;
+ clk_disable_unprepare(comp->clks[j]);
+ }
+
+ /* Need to power off for private rdma devices */
+ if (i < PSEUDO_OVL_MERGE_BASE) {
+ ret = pm_runtime_put(comp->dev);
+ if (ret < 0)
+ dev_err(dev,
+ "Failed to power off, err-%s\n",
+ ret, pseudo_ovl_comp_str[i]);
+ }
+ }
+}
+
+static int mtk_disp_pseudo_ovl_bind(struct device *dev, struct device *master,
+ void *data)
+{
+ struct mtk_disp_pseudo_ovl *pseudo_ovl = dev_get_drvdata(dev);
+ struct drm_device *drm_dev = data;
+ struct mtk_drm_private *drm_private = drm_dev->dev_private;
+ struct device *mmsys_dev = drm_private->mmsys_dev;
+
+ pseudo_ovl->next_dev = mtk_drm_find_next_comp(drm_dev, dev);
+
+ pseudo_ovl->top_regs = of_iomap(mmsys_dev->of_node, 0);
+#if IS_REACHABLE(CONFIG_MTK_CMDQ)
+ if (cmdq_dev_get_client_reg(mmsys_dev, &pseudo_ovl->top_cmdq_base, 0))
+ dev_dbg(dev, "get mediatek,gce-client-reg fail!\n");
+#endif
+
+ return 0;
+}
+
+static void mtk_disp_pseudo_ovl_unbind(struct device *dev, struct device *master,
+ void *data)
+{
+}
+
+static const struct component_ops mtk_disp_pseudo_ovl_component_ops = {
+ .bind = mtk_disp_pseudo_ovl_bind,
+ .unbind = mtk_disp_pseudo_ovl_unbind,
+};
+
+static int pseudo_ovl_comp_get_id(struct device *dev, struct device_node *node,
+ enum mtk_pseudo_ovl_comp_type type)
+{
+ int alias_id = of_alias_get_id(node, private_comp_stem[type]);
+ int ret;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(comp_matches); i++)
+ if (comp_matches[i].type == type &&
+ comp_matches[i].alias_id == alias_id)
+ return i;
+
+ dev_err(dev, "Failed to get id. type: %d, alias: %d\n", type, alias_id);
+ return -EINVAL;
+}
+
+static int private_comp_init(struct device *dev, struct device_node *node,
+ struct mtk_pseudo_ovl_comp *comp,
+ enum mtk_pseudo_ovl_comp_id id)
+{
+ struct platform_device *comp_pdev;
+ int ret;
+ int i;
+
+ if (id < 0 || id >= PSEUDO_OVL_ID_MAX) {
+ dev_err(dev, "Invalid component id %d\n", id);
+ return -EINVAL;
+ }
+
+ comp_pdev = of_find_device_by_node(node);
+ if (!comp_pdev) {
+ dev_warn(dev, "can't find platform device of node:%s\n",
+ node->name);
+ return -ENODEV;
+ }
+ comp->dev = &comp_pdev->dev;
+ comp->regs = of_iomap(node, 0);
+
+ for (i = 0; i < ARRAY_SIZE(comp->clks); i++) {
+ comp->clks[i] = of_clk_get(node, i);
+ if (IS_ERR(comp->clks[i]))
+ break;
+ }
+
+#if IS_REACHABLE(CONFIG_MTK_CMDQ)
+ ret = cmdq_dev_get_client_reg(comp->dev, &comp->cmdq_base, 0);
+ if (ret)
+ dev_info(dev, "get mediatek,gce-client-reg fail!\n");
+#endif
+
+ if (id < PSEUDO_OVL_MERGE_BASE)
+ pm_runtime_enable(comp->dev);
+
+ dev_info(dev, "[DRM]regs:0x%p, node:%s\n", comp->regs, pseudo_ovl_comp_str[id]);
+
+ return 0;
+}
+
+static int mtk_disp_pseudo_ovl_comp_probe(struct platform_device *pdev)
+{
+ return 0;
+}
+
+static int mtk_disp_pseudo_ovl_comp_remove(struct platform_device *pdev)
+{
+ return 0;
+}
+
+static const struct of_device_id mtk_pseudo_ovl_comp_dt_ids[] = {
+ {
+ .compatible = "mediatek,mt8195-vdo1-rdma",
+ .data = (void *)PSEUDO_OVL_TYPE_RDMA,
+ }, {
+ .compatible = "mediatek,mt8195-vdo1-merge",
+ .data = (void *)PSEUDO_OVL_TYPE_MERGE,
+ },
+ {},
+};
+
+static struct platform_driver mtk_disp_pseudo_ovl_comp_driver = {
+ .probe = mtk_disp_pseudo_ovl_comp_probe,
+ .remove = mtk_disp_pseudo_ovl_comp_remove,
+ .driver = {
+ .name = "mediatek-disp-pseudo-ovl-comp",
+ .owner = THIS_MODULE,
+ .of_match_table = mtk_pseudo_ovl_comp_dt_ids,
+ },
+};
+module_platform_driver(mtk_disp_pseudo_ovl_comp_driver);
+
+static int pseudo_ovl_comp_init(struct device *dev)
+{
+ struct mtk_disp_pseudo_ovl *priv = dev_get_drvdata(dev);
+ struct device_node *node, *parent;
+ int i, ret;
+
+ parent = dev->of_node->parent;
+
+ for_each_child_of_node(parent, node) {
+ const struct of_device_id *of_id;
+ enum mtk_pseudo_ovl_comp_type type;
+ struct mtk_pseudo_ovl_comp *comp;
+ int id;
+
+ of_id = of_match_node(mtk_pseudo_ovl_comp_dt_ids, node);
+ if (!of_id)
+ continue;
+
+ if (!of_device_is_available(node)) {
+ dev_info(dev, "Skipping disabled component %pOF\n",
+ node);
+ continue;
+ }
+
+ type = (enum mtk_pseudo_ovl_comp_type)of_id->data;
+ id = pseudo_ovl_comp_get_id(dev, node, type);
+ if (id < 0) {
+ dev_warn(dev, "Skipping unknown component %pOF\n",
+ node);
+ continue;
+ }
+
+ ret = private_comp_init(dev, node, &priv->pseudo_ovl_comp[id], id);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mtk_disp_pseudo_ovl_probe(struct platform_device *pdev)
+{
+ struct mtk_disp_pseudo_ovl *priv;
+ struct device *dev = &pdev->dev;
+ int ret;
+ int i;
+
+ dev_info(dev, "%s+\n", __func__);
+
+ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->data = of_device_get_match_data(dev);
+
+ platform_set_drvdata(pdev, priv);
+
+ ret = pseudo_ovl_comp_init(dev);
+ if (ret) {
+ dev_notice(dev, "pseudo_ovl comp init fail\n");
+ return ret;
+ }
+
+ ret = component_add(dev, &mtk_disp_pseudo_ovl_component_ops);
+ if (ret != 0) {
+ dev_notice(dev, "Failed to add component: %d\n", ret);
+
+ for (i = PSEUDO_OVL_MDP_RDMA0; i < PSEUDO_OVL_MERGE_BASE; i++)
+ pm_runtime_disable(priv->pseudo_ovl_comp[i].dev);
+ }
+ dev_info(dev, "%s-\n", __func__);
+ return ret;
+}
+
+static int mtk_disp_pseudo_ovl_remove(struct platform_device *pdev)
+{
+ struct mtk_disp_pseudo_ovl *pseudo_ovl = dev_get_drvdata(&pdev->dev);
+ int i;
+
+ component_del(&pdev->dev, &mtk_disp_pseudo_ovl_component_ops);
+
+ for (i = PSEUDO_OVL_MDP_RDMA0; i < PSEUDO_OVL_MERGE_BASE; i++)
+ pm_runtime_disable(pseudo_ovl->pseudo_ovl_comp[i].dev);
+
+ return 0;
+}
+
+static const struct pseudo_ovl_data mt8195_pseudo_ovl_driver_data = {
+ .layer_nr = 4,
+ .fifo.read_request_type = 7,
+ .fifo.command_div = 1,
+ .fifo.ext_preutra_en = 1,
+ .fifo.ultra_en = 0,
+ .fifo.pre_ultra_en = 1,
+ .fifo.ext_ultra_en = 1,
+ .fifo.extrd_arb_max_0 = 3,
+ .fifo.buf_resv_size_0 = 0,
+ .fifo.issue_req_th_0 = 0,
+ .fifo.ultra_h_con_0 = 156,
+ .fifo.ultra_l_con_0 = 104,
+};
+
+static const struct of_device_id mtk_disp_pseudo_ovl_driver_dt_match[] = {
+ { .compatible = "mediatek,mt8195-disp-pseudo-ovl",
+ .data = &mt8195_pseudo_ovl_driver_data},
+ {},
+};
+
+MODULE_DEVICE_TABLE(of, mtk_disp_pseudo_ovl_driver_dt_match);
+
+struct platform_driver mtk_disp_pseudo_ovl_driver = {
+ .probe = mtk_disp_pseudo_ovl_probe,
+ .remove = mtk_disp_pseudo_ovl_remove,
+ .driver = {
+ .name = "mediatek-disp-pseudo-ovl",
+ .owner = THIS_MODULE,
+ .of_match_table = mtk_disp_pseudo_ovl_driver_dt_match,
+ },
+};
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index 3fa86f12feb4..64cbb9e1cc83 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -355,6 +355,16 @@ static const struct mtk_ddp_comp_funcs ddp_ufoe = {
.start = mtk_ufoe_start,
};
+static const struct mtk_ddp_comp_funcs ddp_pseudo_ovl = {
+ .clk_enable = mtk_pseudo_ovl_clk_enable,
+ .clk_disable = mtk_pseudo_ovl_clk_disable,
+ .config = mtk_pseudo_ovl_config,
+ .start = mtk_pseudo_ovl_start,
+ .stop = mtk_pseudo_ovl_stop,
+ .layer_nr = mtk_pseudo_ovl_layer_nr,
+ .layer_config = mtk_pseudo_ovl_layer_config,
+};
+
static const struct mtk_ddp_comp_funcs ddp_ethdr = {
.clk_enable = mtk_ethdr_clk_enable,
.clk_disable = mtk_ethdr_clk_disable,
@@ -377,6 +387,7 @@ static const char * const mtk_ddp_comp_stem[MTK_DDP_COMP_TYPE_MAX] = {
[MTK_DISP_UFOE] = "ufoe",
[MTK_DSI] = "dsi",
[MTK_DPI] = "dpi",
+ [MTK_DISP_PSEUDO_OVL] = "pseudo_ovl",
[MTK_DISP_PWM] = "pwm",
[MTK_DISP_MUTEX] = "mutex",
[MTK_DISP_OD] = "od",
@@ -422,6 +433,7 @@ static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = {
[DDP_COMPONENT_OVL1] = { MTK_DISP_OVL, 1, &ddp_ovl },
[DDP_COMPONENT_OVL_2L0] = { MTK_DISP_OVL_2L, 0, &ddp_ovl },
[DDP_COMPONENT_OVL_2L1] = { MTK_DISP_OVL_2L, 1, &ddp_ovl },
+ [DDP_COMPONENT_PSEUDO_OVL] = { MTK_DISP_PSEUDO_OVL, 0, &ddp_pseudo_ovl },
[DDP_COMPONENT_PWM0] = { MTK_DISP_PWM, 0, NULL },
[DDP_COMPONENT_PWM1] = { MTK_DISP_PWM, 1, NULL },
[DDP_COMPONENT_PWM2] = { MTK_DISP_PWM, 2, NULL },
@@ -510,6 +522,43 @@ static int mtk_ddp_get_larb_dev(struct device_node *node, struct mtk_ddp_comp *c
return 0;
}
+struct device *mtk_drm_find_next_comp(struct drm_device *drm, struct device *dev)
+{
+ struct mtk_drm_private *private = drm->dev_private;
+ const enum mtk_ddp_comp_id *path;
+ unsigned int path_len = 0;
+ int i;
+
+ if (mtk_drm_find_comp_in_ddp(dev, private->data->main_path,
+ private->data->main_len,
+ private->ddp_comp)) {
+ path_len = private->data->main_len;
+ path = private->data->main_path;
+ } else if (mtk_drm_find_comp_in_ddp(dev, private->data->ext_path,
+ private->data->ext_len,
+ private->ddp_comp)) {
+ path_len = private->data->ext_len;
+ path = private->data->ext_path;
+ } else if (mtk_drm_find_comp_in_ddp(dev, private->data->third_path,
+ private->data->third_len,
+ private->ddp_comp)) {
+ path_len = private->data->third_len;
+ path = private->data->third_path;
+ }
+
+ if (!path_len)
+ return NULL;
+
+ for (i = 0U; i < path_len; i++)
+ if (dev == private->ddp_comp[path[i]].dev)
+ break;
+
+ if (i < (path_len - 1))
+ return private->ddp_comp[path[i + 1]].dev;
+ else
+ return NULL;
+}
+
int mtk_ddp_comp_init(struct device_node *node, struct mtk_ddp_comp *comp,
enum mtk_ddp_comp_id comp_id)
{
@@ -551,6 +600,7 @@ int mtk_ddp_comp_init(struct device_node *node, struct mtk_ddp_comp *comp,
type == MTK_DISP_MERGE ||
type == MTK_DISP_OVL ||
type == MTK_DISP_OVL_2L ||
+ type == MTK_DISP_PSEUDO_OVL ||
type == MTK_DISP_PWM ||
type == MTK_DISP_RDMA ||
type == MTK_DPI ||
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
index f55efba6e744..ec84dc258124 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
@@ -37,6 +37,7 @@ enum mtk_ddp_comp_type {
MTK_DISP_DSC,
MTK_DISP_MERGE,
MTK_DISP_ETHDR,
+ MTK_DISP_PSEUDO_OVL,
MTK_DDP_COMP_TYPE_MAX,
};
@@ -192,6 +193,8 @@ int mtk_ddp_comp_get_id(struct device_node *node,
enum mtk_ddp_comp_type comp_type);
unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm,
struct device *dev);
+struct device *mtk_drm_find_next_comp(struct drm_device *drm,
+ struct device *dev);
int mtk_ddp_comp_init(struct device_node *comp_node, struct mtk_ddp_comp *comp,
enum mtk_ddp_comp_id comp_id);
enum mtk_ddp_comp_type mtk_ddp_comp_get_type(enum mtk_ddp_comp_id comp_id);
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index ace958a34bb5..ddc26160dea1 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -480,6 +480,8 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
.data = (void *)MTK_DISP_PWM },
{ .compatible = "mediatek,mt8173-disp-od",
.data = (void *)MTK_DISP_OD },
+ { .compatible = "mediatek,mt8195-disp-pseudo-ovl",
+ .data = (void *)MTK_DISP_PSEUDO_OVL },
{ .compatible = "mediatek,mt8195-disp-ethdr",
.data = (void *)MTK_DISP_ETHDR },
{ }
@@ -574,6 +576,7 @@ static int mtk_drm_probe(struct platform_device *pdev)
comp_type == MTK_DISP_MERGE ||
comp_type == MTK_DISP_OVL ||
comp_type == MTK_DISP_OVL_2L ||
+ comp_type == MTK_DISP_PSEUDO_OVL ||
comp_type == MTK_DISP_RDMA ||
comp_type == MTK_DPI ||
comp_type == MTK_DSI) {
@@ -679,6 +682,7 @@ static struct platform_driver * const mtk_drm_drivers[] = {
&mtk_dpi_driver,
&mtk_drm_platform_driver,
&mtk_dsi_driver,
+ &mtk_disp_pseudo_ovl_driver,
&mtk_ethdr_driver,
};
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h
index c87ebb5309d0..fc03cfda7601 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h
@@ -55,6 +55,7 @@ extern struct platform_driver mtk_disp_dsc_driver;
extern struct platform_driver mtk_disp_merge_driver;
extern struct platform_driver mtk_dpi_driver;
extern struct platform_driver mtk_dsi_driver;
+extern struct platform_driver mtk_disp_pseudo_ovl_driver;
extern struct platform_driver mtk_ethdr_driver;
#endif /* MTK_DRM_DRV_H */
diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
new file mode 100644
index 000000000000..81d3cc4872eb
--- /dev/null
+++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
@@ -0,0 +1,456 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2021 MediaTek Inc.
+ */
+
+#include <drm/drm_fourcc.h>
+#include "mtk_drm_drv.h"
+#include "mtk_mdp_reg_rdma.h"
+#include "mtk_mdp_rdma.h"
+
+#define RDMA_INPUT_SWAP BIT(14)
+#define RDMA_INPUT_10BIT BIT(18)
+#define IRQ_INT_EN_ALL \
+ (REG_FLD_MASK(FLD_UNDERRUN_INT_EN) |\
+ REG_FLD_MASK(FLD_REG_UPDATE_INT_EN) |\
+ REG_FLD_MASK(FLD_FRAME_COMPLETE_INT_EN))
+
+static unsigned int rdma_get_y_pitch(unsigned int fmt, unsigned int width)
+{
+ switch (fmt) {
+ default:
+ case DRM_FORMAT_RGB565:
+ case DRM_FORMAT_BGR565:
+ return 2 * width;
+ case DRM_FORMAT_RGB888:
+ case DRM_FORMAT_BGR888:
+ return 3 * width;
+ case DRM_FORMAT_RGBX8888:
+ case DRM_FORMAT_RGBA8888:
+ case DRM_FORMAT_BGRX8888:
+ case DRM_FORMAT_BGRA8888:
+ case DRM_FORMAT_XRGB8888:
+ case DRM_FORMAT_ARGB8888:
+ case DRM_FORMAT_XBGR8888:
+ case DRM_FORMAT_ABGR8888:
+ case DRM_FORMAT_ARGB2101010:
+ case DRM_FORMAT_ABGR2101010:
+ case DRM_FORMAT_RGBA1010102:
+ case DRM_FORMAT_BGRA1010102:
+ return 4 * width;
+ case DRM_FORMAT_UYVY:
+ case DRM_FORMAT_YUYV:
+ return 2 * width;
+ case DRM_FORMAT_NV12:
+ case DRM_FORMAT_NV21:
+ return 1 * width;
+ }
+}
+
+static unsigned int rdma_get_uv_pitch(unsigned int fmt, unsigned int width)
+{
+ switch (fmt) {
+ default:
+ return 0;
+ case DRM_FORMAT_NV12:
+ case DRM_FORMAT_NV21:
+ return 4 * width;
+ }
+}
+
+static unsigned int rdma_get_block_h(unsigned int mode)
+{
+ switch (mode) {
+ default:
+ return 0;
+ case RDMA_BLOCK_8x8:
+ case RDMA_BLOCK_16x8:
+ case RDMA_BLOCK_32x8:
+ return 8;
+ case RDMA_BLOCK_8x16:
+ case RDMA_BLOCK_16x16:
+ case RDMA_BLOCK_32x16:
+ return 16;
+ case RDMA_BLOCK_8x32:
+ case RDMA_BLOCK_16x32:
+ case RDMA_BLOCK_32x32:
+ return 32;
+ }
+}
+
+static unsigned int rdma_get_horizontal_shift_uv(unsigned int fmt)
+{
+ switch (fmt) {
+ default:
+ return 0;
+ case DRM_FORMAT_NV12:
+ case DRM_FORMAT_NV21:
+ return 1;
+ }
+}
+
+static unsigned int rdma_get_vertical_shift_uv(unsigned int fmt)
+{
+ switch (fmt) {
+ default:
+ return 0;
+ case DRM_FORMAT_NV12:
+ case DRM_FORMAT_NV21:
+ return 1;
+ }
+}
+
+static unsigned int rdma_get_bits_per_pixel_y(unsigned int fmt)
+{
+ switch (fmt) {
+ default:
+ case DRM_FORMAT_RGB565:
+ case DRM_FORMAT_BGR565:
+ return 16;
+ case DRM_FORMAT_RGB888:
+ case DRM_FORMAT_BGR888:
+ return 24;
+ case DRM_FORMAT_RGBX8888:
+ case DRM_FORMAT_RGBA8888:
+ case DRM_FORMAT_BGRX8888:
+ case DRM_FORMAT_BGRA8888:
+ case DRM_FORMAT_XRGB8888:
+ case DRM_FORMAT_ARGB8888:
+ case DRM_FORMAT_XBGR8888:
+ case DRM_FORMAT_ABGR8888:
+ return 32;
+ case DRM_FORMAT_UYVY:
+ case DRM_FORMAT_YUYV:
+ return 16;
+ case DRM_FORMAT_NV12:
+ case DRM_FORMAT_NV21:
+ return 8;
+ }
+}
+
+static unsigned int rdma_get_bits_per_pixel_uv(unsigned int fmt)
+{
+ switch (fmt) {
+ default:
+ return 0;
+ case DRM_FORMAT_NV12:
+ case DRM_FORMAT_NV21:
+ return 16;
+ }
+}
+
+static bool with_alpha(uint32_t format)
+{
+ const struct drm_format_info *fmt_info = drm_format_info(format);
+
+ return fmt_info->has_alpha;
+}
+
+static unsigned int rdma_fmt_convert(unsigned int fmt)
+{
+ switch (fmt) {
+ default:
+ case DRM_FORMAT_RGB565:
+ return RDMA_INPUT_FORMAT_RGB565;
+ case DRM_FORMAT_BGR565:
+ return RDMA_INPUT_FORMAT_RGB565 | RDMA_INPUT_SWAP;
+ case DRM_FORMAT_RGB888:
+ return RDMA_INPUT_FORMAT_RGB888;
+ case DRM_FORMAT_BGR888:
+ return RDMA_INPUT_FORMAT_RGB888 | RDMA_INPUT_SWAP;
+ case DRM_FORMAT_RGBX8888:
+ case DRM_FORMAT_RGBA8888:
+ return RDMA_INPUT_FORMAT_ARGB8888;
+ case DRM_FORMAT_BGRX8888:
+ case DRM_FORMAT_BGRA8888:
+ return RDMA_INPUT_FORMAT_ARGB8888 | RDMA_INPUT_SWAP;
+ case DRM_FORMAT_XRGB8888:
+ case DRM_FORMAT_ARGB8888:
+ return RDMA_INPUT_FORMAT_RGBA8888;
+ case DRM_FORMAT_XBGR8888:
+ case DRM_FORMAT_ABGR8888:
+ return RDMA_INPUT_FORMAT_RGBA8888 | RDMA_INPUT_SWAP;
+ case DRM_FORMAT_ABGR2101010:
+ return RDMA_INPUT_FORMAT_RGBA8888 | RDMA_INPUT_SWAP |
+ RDMA_INPUT_10BIT;
+ case DRM_FORMAT_ARGB2101010:
+ return RDMA_INPUT_FORMAT_RGBA8888 | RDMA_INPUT_10BIT;
+ case DRM_FORMAT_RGBA1010102:
+ return RDMA_INPUT_FORMAT_ARGB8888 | RDMA_INPUT_SWAP |
+ RDMA_INPUT_10BIT;
+ case DRM_FORMAT_BGRA1010102:
+ return RDMA_INPUT_FORMAT_ARGB8888 | RDMA_INPUT_10BIT;
+ case DRM_FORMAT_UYVY:
+ return RDMA_INPUT_FORMAT_UYVY;
+ case DRM_FORMAT_YUYV:
+ return RDMA_INPUT_FORMAT_YUY2;
+ }
+}
+
+void mtk_mdp_rdma_start(void __iomem *base, struct cmdq_pkt *cmdq_pkt,
+ struct cmdq_client_reg *cmdq_base)
+{
+ unsigned int inten = IRQ_INT_EN_ALL;
+
+ mtk_ddp_write_mask(cmdq_pkt, inten, cmdq_base, base,
+ MDP_RDMA_INTERRUPT_ENABLE, IRQ_INT_EN_ALL);
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_ROT_ENABLE, 1), cmdq_base,
+ base, MDP_RDMA_EN, REG_FLD_MASK(FLD_ROT_ENABLE));
+}
+
+void mtk_mdp_rdma_stop(void __iomem *base, struct cmdq_pkt *cmdq_pkt,
+ struct cmdq_client_reg *cmdq_base)
+{
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_ROT_ENABLE, 0), cmdq_base,
+ base, MDP_RDMA_EN, REG_FLD_MASK(FLD_ROT_ENABLE));
+ mtk_ddp_write_mask(cmdq_pkt, 0, cmdq_base, base,
+ MDP_RDMA_INTERRUPT_ENABLE, IRQ_INT_EN_ALL);
+ mtk_ddp_write_mask(cmdq_pkt, 0, cmdq_base, base,
+ MDP_RDMA_INTERRUPT_STATUS, IRQ_INT_EN_ALL);
+ mtk_ddp_write_mask(cmdq_pkt, 1, cmdq_base, base, MDP_RDMA_RESET, ~0);
+ mtk_ddp_write_mask(cmdq_pkt, 0, cmdq_base, base, MDP_RDMA_RESET, ~0);
+}
+
+void mtk_mdp_rdma_fifo_config(void __iomem *base, struct cmdq_pkt *cmdq_pkt,
+ struct cmdq_client_reg *cmdq_base,
+ const struct mtk_mdp_rdma_fifo *fifo)
+{
+ int reg;
+ int reg_val;
+ int reg_mask;
+
+ reg = MDP_RDMA_GMCIF_CON;
+ reg_val = REG_FLD_VAL(FLD_RD_REQ_TYPE, fifo->read_request_type) |
+ REG_FLD_VAL(FLD_COMMAND_DIV, fifo->command_div) |
+ REG_FLD_VAL(FLD_EXT_PREULTRA_EN, fifo->ext_preutra_en) |
+ REG_FLD_VAL(FLD_ULTRA_EN, fifo->ultra_en) |
+ REG_FLD_VAL(PRE_ULTRA_EN, fifo->pre_ultra_en) |
+ REG_FLD_VAL(FLD_EXT_ULTRA_EN, fifo->ext_ultra_en);
+ reg_mask = REG_FLD_MASK(FLD_RD_REQ_TYPE) |
+ REG_FLD_MASK(FLD_COMMAND_DIV) |
+ REG_FLD_MASK(FLD_EXT_PREULTRA_EN) |
+ REG_FLD_MASK(FLD_ULTRA_EN) |
+ REG_FLD_MASK(PRE_ULTRA_EN) |
+ REG_FLD_MASK(FLD_EXT_ULTRA_EN);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_DMA_CON_0;
+ reg_val = REG_FLD_VAL(FLD_EXTRD_ARB_MAX, fifo->extrd_arb_max_0) |
+ REG_FLD_VAL(FLD_BUF_RESV_SIZE, fifo->buf_resv_size_0) |
+ REG_FLD_VAL(FLD_ISSUE_REQ_TH, fifo->issue_req_th_0);
+ reg_mask = REG_FLD_MASK(FLD_EXTRD_ARB_MAX) |
+ REG_FLD_MASK(FLD_BUF_RESV_SIZE) |
+ REG_FLD_MASK(FLD_ISSUE_REQ_TH);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_UTRA_H_CON_0;
+ reg_val = REG_FLD_VAL(FLD_PREUTRA_H_OFS_0, fifo->ultra_h_con_0);
+ reg_mask = REG_FLD_MASK(FLD_PREUTRA_H_OFS_0);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_UTRA_L_CON_0;
+ reg_val = REG_FLD_VAL(FLD_PREUTRA_L_OFS_0, fifo->ultra_l_con_0);
+ reg_mask = REG_FLD_MASK(FLD_PREUTRA_L_OFS_0);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_DMABUF_CON_1;
+ reg_val = REG_FLD_VAL(FLD_EXTRD_ARB_MAX_1, 0) |
+ REG_FLD_VAL(FLD_BUF_RESV_SIZE_1, 0) |
+ REG_FLD_VAL(FLD_ISSUE_REQ_TH_1, 0);
+ reg_mask = REG_FLD_MASK(FLD_EXTRD_ARB_MAX_1) |
+ REG_FLD_MASK(FLD_BUF_RESV_SIZE_1) |
+ REG_FLD_MASK(FLD_ISSUE_REQ_TH_1);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_ULTRA_TH_HIGH_CON_1;
+ reg_val = REG_FLD_VAL(FLD_PRE_ULTRA_TH_HIGH_OFS_1, 0);
+ reg_mask = REG_FLD_MASK(FLD_PRE_ULTRA_TH_HIGH_OFS_1);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_ULTRA_TH_LOW_CON_1;
+ reg_val = REG_FLD_VAL(FLD_PRE_ULTRA_TH_LOW_OFS_1, 0);
+ reg_mask = REG_FLD_MASK(FLD_PRE_ULTRA_TH_LOW_OFS_1);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_DMABUF_CON_2;
+ reg_val = REG_FLD_VAL(FLD_EXTRD_ARB_MAX_2, 0) |
+ REG_FLD_VAL(FLD_BUF_RESV_SIZE_2, 0) |
+ REG_FLD_VAL(FLD_ISSUE_REQ_TH_2, 0);
+ reg_mask = REG_FLD_MASK(FLD_EXTRD_ARB_MAX_2) |
+ REG_FLD_MASK(FLD_BUF_RESV_SIZE_2) |
+ REG_FLD_MASK(FLD_ISSUE_REQ_TH_2);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_UTRA_H_CON_2;
+ reg_val = REG_FLD_VAL(FLD_PRE_ULTRA_TH_HIGH_OFS_2, 0);
+ reg_mask = REG_FLD_MASK(FLD_PRE_ULTRA_TH_HIGH_OFS_2);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_ULTRA_TH_LOW_CON_2;
+ reg_val = REG_FLD_VAL(FLD_PRE_ULTRA_TH_LOW_OFS_2, 0);
+ reg_mask = REG_FLD_MASK(FLD_PRE_ULTRA_TH_LOW_OFS_2);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_DMABUF_CON_3;
+ reg_val = REG_FLD_VAL(FLD_EXTRD_ARB_MAX_3, 0) |
+ REG_FLD_VAL(FLD_BUF_RESV_SIZE_3, 0) |
+ REG_FLD_VAL(FLD_ISSUE_REQ_TH_3, 0);
+ reg_mask = REG_FLD_MASK(FLD_EXTRD_ARB_MAX_3) |
+ REG_FLD_MASK(FLD_BUF_RESV_SIZE_3) |
+ REG_FLD_MASK(FLD_ISSUE_REQ_TH_3);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_UTRA_H_CON_3;
+ reg_val = REG_FLD_VAL(FLD_PRE_ULTRA_TH_HIGH_OFS_3, 0);
+ reg_mask = REG_FLD_MASK(FLD_PRE_ULTRA_TH_HIGH_OFS_3);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+
+ reg = MDP_RDMA_ULTRA_TH_LOW_CON_3;
+ reg_val = REG_FLD_VAL(FLD_PRE_ULTRA_TH_LOW_OFS_3, 0);
+ reg_mask = REG_FLD_MASK(FLD_PRE_ULTRA_TH_LOW_OFS_3);
+ mtk_ddp_write_mask(cmdq_pkt, reg_val, cmdq_base, base, reg, reg_mask);
+}
+
+void mtk_mdp_rdma_config(void __iomem *base, struct mtk_mdp_rdma_cfg *cfg,
+ struct cmdq_pkt *cmdq_pkt,
+ struct cmdq_client_reg *cmdq_base)
+{
+ unsigned int src_pitch_uv = rdma_get_uv_pitch(cfg->fmt, cfg->source_width);
+ unsigned int src_pitch_y = rdma_get_y_pitch(cfg->fmt, cfg->source_width);
+ unsigned int h_shift_uv = rdma_get_horizontal_shift_uv(cfg->fmt);
+ unsigned int v_shift_uv = rdma_get_vertical_shift_uv(cfg->fmt);
+ unsigned int bpp_uv = rdma_get_bits_per_pixel_uv(cfg->fmt);
+ unsigned int block_h = rdma_get_block_h(cfg->block_size);
+ unsigned int bpp_y = rdma_get_bits_per_pixel_y(cfg->fmt);
+ unsigned int y_start_line = 0;
+ unsigned int offset_y = 0;
+ unsigned int offset_u = 0;
+ unsigned int offset_v = 0;
+
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_UNIFORM_CONFIG, 1),
+ cmdq_base, base, MDP_RDMA_SRC_CON,
+ REG_FLD_MASK(FLD_UNIFORM_CONFIG));
+ mtk_ddp_write_mask(cmdq_pkt, rdma_fmt_convert(cfg->fmt), cmdq_base,
+ base, MDP_RDMA_SRC_CON, REG_FLD_MASK(FLD_SWAP) |
+ REG_FLD_MASK(FLD_SRC_FORMAT) |
+ REG_FLD_MASK(FLD_BIT_NUMBER));
+
+ if (!cfg->csc_enable && with_alpha(cfg->fmt))
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_OUTPUT_ARGB, 1),
+ cmdq_base, base, MDP_RDMA_SRC_CON,
+ REG_FLD_MASK(FLD_OUTPUT_ARGB));
+ else
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_OUTPUT_ARGB, 0),
+ cmdq_base, base, MDP_RDMA_SRC_CON,
+ REG_FLD_MASK(FLD_OUTPUT_ARGB));
+
+ mtk_ddp_write_mask(cmdq_pkt, cfg->addr0, cmdq_base, base,
+ MDP_RDMA_SRC_BASE_0, REG_FLD_MASK(FLD_SRC_BASE_0));
+ mtk_ddp_write_mask(cmdq_pkt, cfg->addr1, cmdq_base, base,
+ MDP_RDMA_SRC_BASE_1, REG_FLD_MASK(FLD_SRC_BASE_1));
+ mtk_ddp_write_mask(cmdq_pkt, cfg->addr2, cmdq_base, base,
+ MDP_RDMA_SRC_BASE_2, REG_FLD_MASK(FLD_SRC_BASE_2));
+
+ mtk_ddp_write_mask(cmdq_pkt, src_pitch_y, cmdq_base, base,
+ MDP_RDMA_MF_BKGD_SIZE_IN_BYTE,
+ REG_FLD_MASK(FLD_MF_BKGD_WB));
+ mtk_ddp_write_mask(cmdq_pkt, src_pitch_uv, cmdq_base, base,
+ MDP_RDMA_SF_BKGD_SIZE_IN_BYTE,
+ REG_FLD_MASK(FLD_SF_BKGD_WB));
+
+ if (cfg->encode_type == RDMA_ENCODE_AFBC) {
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_MF_BKGD_WP, cfg->source_width),
+ cmdq_base, base, MDP_RDMA_MF_BKGD_SIZE_IN_PIXEL,
+ REG_FLD_MASK(FLD_MF_BKGD_WP));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_BKGD_HP, cfg->height),
+ cmdq_base, base, MDP_RDMA_MF_BKGD_H_SIZE_IN_PIXEL,
+ REG_FLD_MASK(FLD_BKGD_HP));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_AFBC_YUV_TRANSFORM, 1),
+ cmdq_base, base, MDP_RDMA_COMP_CON,
+ REG_FLD_MASK(FLD_AFBC_YUV_TRANSFORM));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_UFBDC_EN, 1), cmdq_base,
+ base, MDP_RDMA_COMP_CON, REG_FLD_MASK(FLD_UFBDC_EN));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_AFBC_EN, 1), cmdq_base,
+ base, MDP_RDMA_COMP_CON, REG_FLD_MASK(FLD_AFBC_EN));
+ } else {
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_AFBC_YUV_TRANSFORM, 0),
+ cmdq_base, base, MDP_RDMA_COMP_CON,
+ REG_FLD_MASK(FLD_AFBC_YUV_TRANSFORM));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_UFBDC_EN, 0), cmdq_base,
+ base, MDP_RDMA_COMP_CON, REG_FLD_MASK(FLD_UFBDC_EN));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_AFBC_EN, 0), cmdq_base,
+ base, MDP_RDMA_COMP_CON, REG_FLD_MASK(FLD_AFBC_EN));
+ }
+
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_OUTPUT_10B, 1), cmdq_base,
+ base, MDP_RDMA_CON, REG_FLD_MASK(FLD_OUTPUT_10B));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_SIMPLE_MODE, 1), cmdq_base,
+ base, MDP_RDMA_CON, REG_FLD_MASK(FLD_SIMPLE_MODE));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_TRANS_EN, cfg->csc_enable),
+ cmdq_base, base, MDP_RDMA_TRANSFORM_0,
+ REG_FLD_MASK(FLD_TRANS_EN));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_INT_MATRIX_SEL, cfg->profile),
+ cmdq_base, base, MDP_RDMA_TRANSFORM_0,
+ REG_FLD_MASK(FLD_INT_MATRIX_SEL));
+
+ if (cfg->block_size == RDMA_BLOCK_NONE) {
+ y_start_line = cfg->y_top;
+
+ offset_y = (cfg->x_left * bpp_y >> 3) + y_start_line * src_pitch_y;
+ offset_u = ((cfg->x_left >> h_shift_uv) * bpp_uv >> 3) +
+ (y_start_line >> v_shift_uv) * src_pitch_uv;
+ offset_v = ((cfg->x_left >> h_shift_uv) * bpp_uv >> 3) +
+ (y_start_line >> v_shift_uv) * src_pitch_uv;
+ } else {
+ offset_y = (cfg->x_left * block_h * bpp_y >> 3) +
+ (cfg->y_top) * src_pitch_y;
+ offset_u = ((cfg->x_left >> h_shift_uv) * (block_h >> v_shift_uv) *
+ bpp_uv >> 3) + (cfg->y_top) * src_pitch_uv;
+ offset_v = ((cfg->x_left >> h_shift_uv) * (block_h >> v_shift_uv) *
+ bpp_uv >> 3) + (cfg->y_top) * src_pitch_uv;
+ }
+
+ if (cfg->encode_type == RDMA_ENCODE_AFBC) {
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_SRC_OFFSET_WP, cfg->x_left),
+ cmdq_base, base, MDP_RDMA_SRC_OFFSET_WP,
+ REG_FLD_MASK(FLD_SRC_OFFSET_WP));
+
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_SRC_OFFSET_HP, cfg->y_top),
+ cmdq_base, base, MDP_RDMA_SRC_OFFSET_HP,
+ REG_FLD_MASK(FLD_SRC_OFFSET_HP));
+ }
+
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_SRC_OFFSET_0, offset_y),
+ cmdq_base, base, MDP_RDMA_SRC_OFFSET_0,
+ REG_FLD_MASK(FLD_SRC_OFFSET_0));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_SRC_OFFSET_1, offset_u),
+ cmdq_base, base, MDP_RDMA_SRC_OFFSET_1,
+ REG_FLD_MASK(FLD_SRC_OFFSET_1));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_SRC_OFFSET_2, offset_v),
+ cmdq_base, base, MDP_RDMA_SRC_OFFSET_2,
+ REG_FLD_MASK(FLD_SRC_OFFSET_2));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_MF_SRC_W, cfg->width),
+ cmdq_base, base, MDP_RDMA_MF_SRC_SIZE,
+ REG_FLD_MASK(FLD_MF_SRC_W));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_MF_SRC_H, cfg->height),
+ cmdq_base, base, MDP_RDMA_MF_SRC_SIZE,
+ REG_FLD_MASK(FLD_MF_SRC_H));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_MF_CLIP_W, cfg->width),
+ cmdq_base, base, MDP_RDMA_MF_CLIP_SIZE,
+ REG_FLD_MASK(FLD_MF_CLIP_W));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_MF_CLIP_H, cfg->height),
+ cmdq_base, base, MDP_RDMA_MF_CLIP_SIZE,
+ REG_FLD_MASK(FLD_MF_CLIP_H));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_MF_OFFSET_W_1, 0),
+ cmdq_base, base, MDP_RDMA_MF_OFFSET_1,
+ REG_FLD_MASK(FLD_MF_OFFSET_W_1));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_MF_OFFSET_H_1, 0),
+ cmdq_base, base, MDP_RDMA_MF_OFFSET_1,
+ REG_FLD_MASK(FLD_MF_OFFSET_H_1));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_LINE_THRESHOLD, cfg->height),
+ cmdq_base, base, MDP_RDMA_TARGET_LINE,
+ REG_FLD_MASK(FLD_LINE_THRESHOLD));
+ mtk_ddp_write_mask(cmdq_pkt, REG_FLD_VAL(FLD_TARGET_LINE_EN, 1),
+ cmdq_base, base, MDP_RDMA_TARGET_LINE,
+ REG_FLD_MASK(FLD_TARGET_LINE_EN));
+}
diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.h b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.h
new file mode 100644
index 000000000000..c16bfb716610
--- /dev/null
+++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.h
@@ -0,0 +1,109 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2021 MediaTek Inc.
+ */
+
+#ifndef __MTK_MDP_RDMA_H__
+#define __MTK_MDP_RDMA_H__
+
+enum rdma_format {
+ RDMA_INPUT_FORMAT_RGB565 = 0,
+ RDMA_INPUT_FORMAT_RGB888 = 1,
+ RDMA_INPUT_FORMAT_RGBA8888 = 2,
+ RDMA_INPUT_FORMAT_ARGB8888 = 3,
+ RDMA_INPUT_FORMAT_UYVY = 4,
+ RDMA_INPUT_FORMAT_YUY2 = 5,
+ RDMA_INPUT_FORMAT_Y8 = 7,
+ RDMA_INPUT_FORMAT_YV12 = 8,
+ RDMA_INPUT_FORMAT_UYVY_3PL = 9,
+ RDMA_INPUT_FORMAT_NV12 = 12,
+ RDMA_INPUT_FORMAT_UYVY_2PL = 13,
+ RDMA_INPUT_FORMAT_Y410 = 14
+};
+
+enum rdma_profile {
+ RDMA_CSC_RGB_TO_JPEG = 0,
+ RDMA_CSC_RGB_TO_FULL709 = 1,
+ RDMA_CSC_RGB_TO_BT601 = 2,
+ RDMA_CSC_RGB_TO_BT709 = 3,
+ RDMA_CSC_JPEG_TO_RGB = 4,
+ RDMA_CSC_FULL709_TO_RGB = 5,
+ RDMA_CSC_BT601_TO_RGB = 6,
+ RDMA_CSC_BT709_TO_RGB = 7,
+ RDMA_CSC_JPEG_TO_BT601 = 8,
+ RDMA_CSC_JPEG_TO_BT709 = 9,
+ RDMA_CSC_BT601_TO_JPEG = 10,
+ RDMA_CSC_BT709_TO_BT601 = 11,
+ RDMA_CSC_BT601_TO_BT709 = 12
+};
+
+enum rdma_encode {
+ RDMA_ENCODE_NONE = 0,
+ RDMA_ENCODE_AFBC = 1,
+ RDMA_ENCODE_HYFBC = 2,
+ RDMA_ENCODE_UFO_DCP = 3
+};
+
+enum rdma_block {
+ RDMA_BLOCK_NONE = 0,
+ RDMA_BLOCK_8x8 = 1,
+ RDMA_BLOCK_8x16 = 2,
+ RDMA_BLOCK_8x32 = 3,
+ RDMA_BLOCK_16x8 = 4,
+ RDMA_BLOCK_16x16 = 5,
+ RDMA_BLOCK_16x32 = 6,
+ RDMA_BLOCK_32x8 = 7,
+ RDMA_BLOCK_32x16 = 8,
+ RDMA_BLOCK_32x32 = 9
+};
+
+struct mtk_mdp_rdma_cfg {
+ enum rdma_encode encode_type;
+ enum rdma_block block_size;
+ enum rdma_profile profile;
+ unsigned int source_width;
+ unsigned int addr0;
+ unsigned int addr1;
+ unsigned int addr2;
+ unsigned int width;
+ unsigned int height;
+ unsigned int x_left;
+ unsigned int y_top;
+ bool csc_enable;
+ int fmt;
+};
+
+struct mtk_mdp_rdma_fifo {
+ int read_request_type;
+ int command_div;
+ int ext_preutra_en;
+ int ultra_en;
+ int pre_ultra_en;
+ int ext_ultra_en;
+ int extrd_arb_max_0;
+ int buf_resv_size_0;
+ int issue_req_th_0;
+ int ultra_h_con_0;
+ int ultra_l_con_0;
+};
+
+void mtk_mdp_rdma_start(void __iomem *base,
+ struct cmdq_pkt *cmdq_pkt,
+ struct cmdq_client_reg *cmdq_base);
+
+void mtk_mdp_rdma_stop(void __iomem *base,
+ struct cmdq_pkt *cmdq_pkt,
+ struct cmdq_client_reg *cmdq_base);
+
+void mtk_mdp_rdma_fifo_config(void __iomem *base,
+ struct cmdq_pkt *cmdq_pkt,
+ struct cmdq_client_reg *cmdq_base,
+ const struct mtk_mdp_rdma_fifo *fifo);
+
+void mtk_mdp_rdma_config(void __iomem *base,
+ struct mtk_mdp_rdma_cfg *cfg,
+ struct cmdq_pkt *cmdq_pkt,
+ struct cmdq_client_reg *cmdq_base);
+
+#endif // __MTK_MDP_RDMA_H__
+
diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_reg_rdma.h b/drivers/gpu/drm/mediatek/mtk_mdp_reg_rdma.h
new file mode 100644
index 000000000000..08abd9f39bd8
--- /dev/null
+++ b/drivers/gpu/drm/mediatek/mtk_mdp_reg_rdma.h
@@ -0,0 +1,160 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2021 MediaTek Inc.
+ */
+
+#ifndef __MDP_RDMA_REGS_H__
+#define __MDP_RDMA_REGS_H__
+
+#define REG_FLD(width, shift) \
+ ((unsigned int)((((width) & 0xff) << 16) | ((shift) & 0xff)))
+
+#define REG_FLD_WIDTH(field) ((unsigned int)(((field) >> 16) & 0xff))
+
+#define REG_FLD_SHIFT(field) ((unsigned int)((field) & 0xff))
+
+#define REG_FLD_MASK(field) \
+ ((unsigned int)((1ULL << REG_FLD_WIDTH(field)) - 1) \
+ << REG_FLD_SHIFT(field))
+
+#define REG_FLD_VAL(field, val) \
+ (((val) << REG_FLD_SHIFT(field)) & REG_FLD_MASK(field))
+
+#define MDP_RDMA_EN 0x000
+#define FLD_ROT_ENABLE REG_FLD(1, 0)
+
+#define MDP_RDMA_RESET 0x008
+
+#define MDP_RDMA_INTERRUPT_ENABLE 0x010
+#define FLD_UNDERRUN_INT_EN REG_FLD(1, 2)
+#define FLD_REG_UPDATE_INT_EN REG_FLD(1, 1)
+#define FLD_FRAME_COMPLETE_INT_EN REG_FLD(1, 0)
+
+#define MDP_RDMA_INTERRUPT_STATUS 0x018
+
+#define MDP_RDMA_CON 0x020
+#define FLD_OUTPUT_10B REG_FLD(1, 5)
+#define FLD_SIMPLE_MODE REG_FLD(1, 4)
+
+#define MDP_RDMA_GMCIF_CON 0x028
+#define FLD_EXT_ULTRA_EN REG_FLD(1, 18)
+#define PRE_ULTRA_EN REG_FLD(2, 16)
+#define FLD_ULTRA_EN REG_FLD(2, 12)
+#define FLD_RD_REQ_TYPE REG_FLD(4, 4)
+#define FLD_EXT_PREULTRA_EN REG_FLD(1, 3)
+#define FLD_COMMAND_DIV REG_FLD(1, 0)
+
+#define MDP_RDMA_SRC_CON 0x030
+#define FLD_OUTPUT_ARGB REG_FLD(1, 25)
+#define FLD_BIT_NUMBER REG_FLD(2, 18)
+#define FLD_UNIFORM_CONFIG REG_FLD(1, 17)
+#define FLD_SWAP REG_FLD(1, 14)
+#define FLD_SRC_FORMAT REG_FLD(4, 0)
+
+#define MDP_RDMA_COMP_CON 0x038
+#define FLD_AFBC_EN REG_FLD(1, 22)
+#define FLD_AFBC_YUV_TRANSFORM REG_FLD(1, 21)
+#define FLD_UFBDC_EN REG_FLD(1, 12)
+
+#define MDP_RDMA_MF_BKGD_SIZE_IN_BYTE 0x060
+#define FLD_MF_BKGD_WB REG_FLD(23, 0)
+
+#define MDP_RDMA_MF_BKGD_SIZE_IN_PIXEL 0x068
+#define FLD_MF_BKGD_WP REG_FLD(23, 0)
+
+#define MDP_RDMA_MF_SRC_SIZE 0x070
+#define FLD_MF_SRC_H REG_FLD(15, 16)
+#define FLD_MF_SRC_W REG_FLD(15, 0)
+
+#define MDP_RDMA_MF_CLIP_SIZE 0x078
+#define FLD_MF_CLIP_H REG_FLD(15, 16)
+#define FLD_MF_CLIP_W REG_FLD(15, 0)
+
+#define MDP_RDMA_MF_OFFSET_1 0x080
+#define FLD_MF_OFFSET_H_1 REG_FLD(6, 16)
+#define FLD_MF_OFFSET_W_1 REG_FLD(5, 0)
+
+#define MDP_RDMA_SF_BKGD_SIZE_IN_BYTE 0x090
+#define FLD_SF_BKGD_WB REG_FLD(23, 0)
+
+#define MDP_RDMA_MF_BKGD_H_SIZE_IN_PIXEL 0x098
+#define FLD_BKGD_HP REG_FLD(23, 0)
+
+#define MDP_RDMA_TARGET_LINE 0x0a0
+#define FLD_LINE_THRESHOLD REG_FLD(15, 17)
+#define FLD_TARGET_LINE_EN REG_FLD(1, 16)
+
+#define MDP_RDMA_SRC_OFFSET_0 0x118
+#define FLD_SRC_OFFSET_0 REG_FLD(32, 0)
+
+#define MDP_RDMA_SRC_OFFSET_1 0x120
+#define FLD_SRC_OFFSET_1 REG_FLD(32, 0)
+
+#define MDP_RDMA_SRC_OFFSET_2 0x128
+#define FLD_SRC_OFFSET_2 REG_FLD(32, 0)
+
+#define MDP_RDMA_SRC_OFFSET_WP 0x148
+#define FLD_SRC_OFFSET_WP REG_FLD(32, 0)
+
+#define MDP_RDMA_SRC_OFFSET_HP 0x150
+#define FLD_SRC_OFFSET_HP REG_FLD(32, 0)
+
+#define MDP_RDMA_TRANSFORM_0 0x200
+#define FLD_INT_MATRIX_SEL REG_FLD(5, 23)
+#define FLD_TRANS_EN REG_FLD(1, 16)
+
+#define MDP_RDMA_DMA_CON_0 0x240
+#define FLD_EXTRD_ARB_MAX REG_FLD(4, 24)
+#define FLD_BUF_RESV_SIZE REG_FLD(8, 16)
+#define FLD_ISSUE_REQ_TH REG_FLD(8, 0)
+
+#define MDP_RDMA_UTRA_H_CON_0 0x248
+#define FLD_PREUTRA_H_OFS_0 REG_FLD(10, 10)
+
+#define MDP_RDMA_UTRA_L_CON_0 0x250
+#define FLD_PREUTRA_L_OFS_0 REG_FLD(10, 10)
+
+#define MDP_RDMA_DMABUF_CON_1 0x258
+#define FLD_EXTRD_ARB_MAX_1 REG_FLD(4, 24)
+#define FLD_BUF_RESV_SIZE_1 REG_FLD(7, 16)
+#define FLD_ISSUE_REQ_TH_1 REG_FLD(7, 0)
+
+#define MDP_RDMA_ULTRA_TH_HIGH_CON_1 0x260
+#define FLD_PRE_ULTRA_TH_HIGH_OFS_1 REG_FLD(10, 10)
+
+#define MDP_RDMA_ULTRA_TH_LOW_CON_1 0x268
+#define FLD_PRE_ULTRA_TH_LOW_OFS_1 REG_FLD(10, 10)
+
+#define MDP_RDMA_DMABUF_CON_2 0x270
+#define FLD_EXTRD_ARB_MAX_2 REG_FLD(4, 24)
+#define FLD_BUF_RESV_SIZE_2 REG_FLD(6, 16)
+#define FLD_ISSUE_REQ_TH_2 REG_FLD(6, 0)
+
+#define MDP_RDMA_UTRA_H_CON_2 0x278
+#define FLD_PRE_ULTRA_TH_HIGH_OFS_2 REG_FLD(10, 10)
+
+#define MDP_RDMA_ULTRA_TH_LOW_CON_2 0x280
+#define FLD_PRE_ULTRA_TH_LOW_OFS_2 REG_FLD(10, 10)
+
+#define MDP_RDMA_DMABUF_CON_3 0x288
+#define FLD_EXTRD_ARB_MAX_3 REG_FLD(4, 24)
+#define FLD_BUF_RESV_SIZE_3 REG_FLD(6, 16)
+#define FLD_ISSUE_REQ_TH_3 REG_FLD(6, 0)
+
+#define MDP_RDMA_UTRA_H_CON_3 0x290
+#define FLD_PRE_ULTRA_TH_HIGH_OFS_3 REG_FLD(10, 10)
+
+#define MDP_RDMA_ULTRA_TH_LOW_CON_3 0x298
+#define FLD_PRE_ULTRA_TH_LOW_OFS_3 REG_FLD(10, 10)
+
+#define MDP_RDMA_SRC_BASE_0 0xf00
+#define FLD_SRC_BASE_0 REG_FLD(32, 0)
+
+#define MDP_RDMA_SRC_BASE_1 0xf08
+#define FLD_SRC_BASE_1 REG_FLD(32, 0)
+
+#define MDP_RDMA_SRC_BASE_2 0xf10
+#define FLD_SRC_BASE_2 REG_FLD(32, 0)
+
+#endif /* __MDP_RDMA_REGS_H__ */
+
--
2.18.0
